package jjn.acwing.java_basic;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

/**
 * @author Jiang Jining
 * @since 2023-09-13 23:04
 */
public class InputDemo {
    public static void main(String[] args) throws IOException {
        BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(System.in));
        int count = Integer.parseInt(bufferedReader.readLine());
        for (int i = 0; i < count; i++) {
            String line = bufferedReader.readLine();
            System.out.println("line " + i + ", " + line);
        }
    }
}
